11320302432 has 48 divisors (see below), whose sum is σ = 29722905072. Its totient is φ = 3772531200.

The previous prime is 11320302419. The next prime is 11320302443. The reversal of 11320302432 is 23420302311.

It is a tau number, because it is divible by the number of its divisors (48).

It is a super-2 number, since 2×11320302432² (a number of 21 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 11320302399 and 11320302408.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 478138 + ... + 501254.

It is an arithmetic number, because the mean of its divisors is an integer number (619227189).

Almost surely, 2^11320302432 is an apocalyptic number.

11320302432 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

11320302432 is an abundant number, since it is smaller than the sum of its proper divisors (18402602640).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

11320302432 is a wasteful number, since it uses less digits than its factorization.

11320302432 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28231 (or 28223 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 21.

Adding to 11320302432 its reverse (23420302311), we get a palindrome (34740604743).

The spelling of 11320302432 in words is "eleven billion, three hundred twenty million, three hundred two thousand, four hundred thirty-two".